18n = 9×2n → so all multiples of 18° are reachable, but not all multiples of 9° are.

18n = 9×2n → so all multiples of 18° are reachable, but not all multiples of 9° are. - Get link 4share

📅 March 10, 2026 👤 scraface

Mar 10, 2026

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